Bay-bean
Canavalia rosea
Last reviewed: August 2026
Canavalia rosea is a trailing coastal vine with pink pea-like flowers that bloom from May through August along sandy Gulf Coast dunes and beaches.
Toxicity unknown
Bay-bean (Canavalia rosea) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Bloom
May, Jun, Jul, Aug
Native to
AL, FL, TX
Pollinators
bees, butterflies
Before you buy
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Bay-bean is a sprawling coastal vine with thick, glossy leaves and clusters of purple pea-like flowers from late spring through summer. This salt-tolerant native spreads along the ground or climbs nearby supports, forming dense mats that help prevent erosion. It produces large, woody seed pods after flowering.
Growing Bay-bean
Grow Bay-bean in full sun and low water. Expect high maintenance to keep it looking intentional in a front yard.
In an HOA neighborhood
Bay-bean takes more care to keep looking intentional in a front yard. Maintenance level: high. Consider it for backyard or mid-zone beds rather than the street edge.
Works well in: backyard only.
- Aggressive spreading habit can appear uncontrolled
- Vine growth form may look unkempt without frequent pruning
- Large seed pods can create messy appearance
Wildlife value
The flowers attract bees and butterflies during the long blooming season from May through August. The dense foliage provides shelter for small wildlife and nesting birds.
Common questions
- When does Canavalia rosea bloom?
- Canavalia rosea generally flowers from May through August, producing clusters of pink to purple blossoms along its trailing stems.
- What pollinates Canavalia rosea?
- Bees and butterflies visit Canavalia rosea flowers and are considered its main pollinators.
- How much water does Canavalia rosea need?
- Canavalia rosea tolerates low water availability and grows well in fast-draining sandy soils typical of dune and beach environments, though it can handle brief periods of higher moisture after storms.
- What growing conditions suit Canavalia rosea best?
- This vine needs full sun and sandy, well-drained soil, conditions common along warm coastal areas such as Florida, Alabama, and Texas dunes.
- Is Bay-bean HOA-friendly?
- Bay-bean takes more care to look intentional in a front yard. Consider it for backyard or mid-zone beds rather than the street edge.
These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.
Native range data from the World Checklist of Vascular Plants (Kew). Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.
If something looks wrong
Common plant problems, and what to check first
These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
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